Portal:Science/Did you know/2

...that in recent years Mediterranean alcoholic beverages (pictured) have been subject of intense scientific study?
...that the supermassive black hole at the center of the quasar OJ287 has been measured as weighing 18 billion times the mass of the Sun, six times heavier than the previous record holder?
...that the origins of Castle Lake (pictured) in California date to the Pleistocene Era (more than 10,000 years ago) when a glacier carved a basin in the location of the current lake?
...that 2002's Hurricane Elida was the first hurricane to be observed by the MERIS sensor aboard the ESA's satellite Envisat?
...that for a pure wave motion in fluid dynamics, the Stokes drift velocity is the average velocity when following a specific fluid parcel as it travels with the fluid flow?